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A028885 as a simple table

na(n)
15
27
39
411
517
619
721
823
925
1031
1135
1237
1345
1449
1551
1653
1765
1867
1981
2087
2191
2293
23101
24103
25115
26117
27119
28121
29123
30129
31133
32135
33143
34145
35147
36149
37161
38163
39173
40177
41185
42187
43191
44203
45205
46207
47213
48227
49229
50231
51235
52241
53245
54247
55257
56259
57261
58269

[5,7,9,11,17,19,21,23,25,31,35,37,45,49,51,53,65,
 67,81,87,91,93,101,103,115,117,119,121,123,129,
 133,135,143,145,147,149,161,163,173,177,185,187,
 191,203,205,207,213,227,229,231,235,241,245,247,
 257,259,261,269]